CVE-2022-27546: HCL iNotes is susceptible to a Reflected Cross-site Scripting (XSS) vulnerability

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-08-29 · updated 2026-06-17
Weakness: CWE-79

Description

HCL iNotes is susceptible to a Reflected Cross-site Scripting (XSS) vulnerability caused by improper validation of user-supplied input supplied with a form POST request. A remote attacker could exploit this vulnerability using a specially-crafted URL to execute script in a victim's web browser within the security context of the hosting web site and/or steal the victim's cookie-based authentication credentials.

Affected products

HCL Domino: 9.0, 9.0.1, 9.0.1-fixpack_10, 9.0.1-fixpack_3, 9.0.1-fixpack_4, 9.0.1-fixpack_5 (+24)
HCL Software HCL iNotes: 9.0.1, 9.0.1-fixpack_10, 9.0.1-fixpack_3, 9.0.1-fixpack_4, 9.0.1-fixpack_5, 9.0.1-fixpack_6 (+23)

References

Get alerted when CVE-2022-27546 or the next vulnerability affects your stack